ES2807380T3 - Junta de estanqueidad de bomba con actuador de retracción térmica - Google Patents

Junta de estanqueidad de bomba con actuador de retracción térmica Download PDF

Info

Publication number
ES2807380T3
ES2807380T3 ES14779517T ES14779517T ES2807380T3 ES 2807380 T3 ES2807380 T3 ES 2807380T3 ES 14779517 T ES14779517 T ES 14779517T ES 14779517 T ES14779517 T ES 14779517T ES 2807380 T3 ES2807380 T3 ES 2807380T3
Authority
ES
Spain
Prior art keywords
piston
shaft
split ring
ring
seal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
ES14779517T
Other languages
English (en)
Spanish (es)
Inventor
Phillip J Hawkins
Judith E Hodgson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Electric Co LLC
Original Assignee
Westinghouse Electric Co LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Co LLC filed Critical Westinghouse Electric Co LLC
Application granted granted Critical
Publication of ES2807380T3 publication Critical patent/ES2807380T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/06112—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids
    • F03G7/06113—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids the fluids subjected to phase change
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/063—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the mechanic interaction
    • F03G7/0631—One-way operation, e.g. release mechanism
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/064—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by its use
    • F03G7/0645—Clamping, fixing or crimping parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/14—Shaft sealings operative only when pump is inoperative
    • F04D29/146—Shaft sealings operative only when pump is inoperative especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/008—Sealings comprising at least two sealings in succession with provision to put out of action at least one sealing; One sealing sealing only on standstill; Emergency or servicing sealings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3464—Mounting of the seal
    • F16J15/3488—Split-rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Devices (AREA)
  • Details Of Reciprocating Pumps (AREA)
ES14779517T 2013-03-13 2014-02-10 Junta de estanqueidad de bomba con actuador de retracción térmica Active ES2807380T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/798,632 US9206791B2 (en) 2013-03-13 2013-03-13 Pump seal with thermal retracting actuator
PCT/US2014/015487 WO2014163757A1 (en) 2013-03-13 2014-02-10 Pump seal with thermal retracting actuator

Publications (1)

Publication Number Publication Date
ES2807380T3 true ES2807380T3 (es) 2021-02-22

Family

ID=51527777

Family Applications (1)

Application Number Title Priority Date Filing Date
ES14779517T Active ES2807380T3 (es) 2013-03-13 2014-02-10 Junta de estanqueidad de bomba con actuador de retracción térmica

Country Status (8)

Country Link
US (1) US9206791B2 (https=)
EP (1) EP2971782B1 (https=)
JP (1) JP6402170B2 (https=)
KR (1) KR102204096B1 (https=)
CN (1) CN105102819B (https=)
ES (1) ES2807380T3 (https=)
WO (1) WO2014163757A1 (https=)
ZA (1) ZA201505247B (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2992392B1 (fr) * 2012-06-25 2014-07-11 Jspm Dispositif d’etancheite a l’arret passif pour systeme de joints d’arbre d’un groupe motopompe primaire
JP6021674B2 (ja) * 2012-09-28 2016-11-09 三菱重工業株式会社 軸シール構造及び一次冷却材循環ポンプ
US9217441B2 (en) * 2013-08-20 2015-12-22 Westinghouse Electric Company Llc Pump seal with thermal retracting actuator
US9714644B2 (en) 2013-03-13 2017-07-25 Westinghouse Electric Company Llc Thermal retracting actuator
CN104493164A (zh) * 2014-12-31 2015-04-08 靖江市海源有色金属材料有限公司 新型电接触材料及制备工艺
US9689147B2 (en) * 2015-07-13 2017-06-27 Delta Faucet Company Snap in mounting shank for a faucet
US9920839B1 (en) 2016-11-28 2018-03-20 Westinghouse Electric Company Llc Hydrostatic mechanical face seal
DE102017000098A1 (de) * 2017-01-07 2018-07-12 Möhlenhoff GmbH Temperaturabhäniges Stellelement
US11913465B2 (en) * 2018-02-21 2024-02-27 Candu Energy Inc. Nuclear coolant pump seal and methods of sealing
DE102020128414B4 (de) * 2020-10-29 2022-06-23 Eagleburgmann Germany Gmbh & Co. Kg Gleitringdichtungsanordnung mit Ausrücksicherung

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807483A (en) * 1956-01-12 1957-09-24 Richard T Cornelius Shaft seals
US3035841A (en) * 1956-07-30 1962-05-22 Carrier Corp Compensating seals
US3347552A (en) 1964-06-04 1967-10-17 Westinghouse Electric Corp Controlled leakage face type seals
ES159807Y (es) 1968-01-15 1971-04-16 Westinghouse Electric Corporation Una junta para limitar el flujo de fluido a lo largo de unaeje giratorio.
US3522948A (en) 1968-05-16 1970-08-04 Westinghouse Electric Corp Variable flow path seal
US3632117A (en) 1969-05-15 1972-01-04 Westinghouse Electric Corp Seal lift-off mechanism
BE790561A (fr) 1971-10-27 1973-04-26 Westinghouse Electric Corp Appareils de commande et de regulation de la pression de fluides
US4105040A (en) * 1977-06-27 1978-08-08 Chester Arnold M Temperature responsive valve seal
US4202553A (en) * 1978-11-03 1980-05-13 Ceramic Coating Company Seal cartridge for agitator shaft of a chemical reactor
US4275891A (en) 1979-08-14 1981-06-30 Westinghouse Electric Corp. Face type shaft seal for liquid metal pumps
GB2063385B (en) 1979-11-23 1983-06-22 Cross Mfg Co 1938 Ltd Gas seals
US4302020A (en) * 1980-03-07 1981-11-24 United Aircraft Products, Inc. Actuating sealing joint
DE3333800A1 (de) * 1983-09-19 1985-04-04 Harald Dipl.-Ing. 8400 Regensburg Vetter Steuereinrichtung mit integrierter hydraulischer uebersetzung fuer eine in einer oeffnung angeordnete verschliessbare klappe
US4693481A (en) * 1985-05-31 1987-09-15 Westinghouse Electric Corp. Film-riding shaft seal formed from high-purity silicon nitride
US5217232A (en) * 1992-04-28 1993-06-08 Car-Graph, Inc. Thermally regulated segmented seal
US5586155A (en) 1995-02-14 1996-12-17 General Electric Company Narrow access scanning positioner for inspecting core shroud in boiling water reactor
JPH10167035A (ja) * 1996-12-17 1998-06-23 Jidosha Kiki Co Ltd 荷重応動制動液圧制御装置
KR100304858B1 (ko) 1998-10-20 2001-09-24 만 호 이 서멀 액튜에이터(thermal actuator)
US6371488B1 (en) * 1999-12-17 2002-04-16 George E. Szymborski Sealing system for high pressure closed systems having a rotating member and a housing therein
US6332011B1 (en) 2000-02-22 2001-12-18 General Electric Company Ultrasonic examination of shroud weld from top of shroud flange ring
US20070140877A1 (en) 2005-10-11 2007-06-21 Sanville Mark E Shutdown seal for reactor coolant pump
US20070172367A1 (en) 2006-01-26 2007-07-26 Janocko David J Flow restricting devices in pumps
US8356972B2 (en) * 2008-12-10 2013-01-22 Westinghouse Electric Company Llc Thermally activated shutdown seals for rotatable shafts
US8690534B1 (en) * 2009-06-08 2014-04-08 Curtiss-Wright Electro-Mechanical Corporation Backup seals in rotary pumps
GB2475254B (en) * 2009-11-11 2016-02-10 Edwards Ltd Vacuum pump
JP5586525B2 (ja) * 2011-05-16 2014-09-10 イーグル工業株式会社 メカニカルシール用シャットダウンシール
US10777329B2 (en) 2011-12-30 2020-09-15 Ge-Hitachi Nuclear Energy Americas Llc Methods and apparatuses for pump sealing during leakage events
JP6086645B2 (ja) 2012-01-26 2017-03-01 三菱重工業株式会社 原子炉冷却材ポンプ
FR2986300B1 (fr) * 2012-02-01 2014-03-07 Jeumont Systemes De Pompes Et De Mecanismes Dispositif d'etancheite a l'arret passif pour systeme de joints d'arbre d'un groupe motopompe primaire

Also Published As

Publication number Publication date
CN105102819A (zh) 2015-11-25
US20140271294A1 (en) 2014-09-18
EP2971782B1 (en) 2020-05-13
KR20150131148A (ko) 2015-11-24
JP6402170B2 (ja) 2018-10-10
EP2971782A1 (en) 2016-01-20
EP2971782A4 (en) 2016-10-26
KR102204096B1 (ko) 2021-01-15
CN105102819B (zh) 2017-03-22
JP2016512296A (ja) 2016-04-25
US9206791B2 (en) 2015-12-08
WO2014163757A1 (en) 2014-10-09
ZA201505247B (en) 2018-05-30

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